<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        var res = 0; 
        for (var i = 1 ; i <= 100 ; i ++ ){
            var count = 0 ;
            for ( var j = 1 ; j <= i ; j ++ ){
                if ( i % j == 0 ){
                    count ++ ;
                }
                if ( count == 2 ) {
                    res = res + i ;
                }
            }
        }
        alert(res);
    </script>
</body>
</html>